<html>
    <head>
        <style type="text/css">
        #tag1{margin-top: 10px;margin-bottom: 10px;}
       .green{color: white;background-color:green;}
        #tag2{margin-top:20px;}
        </style>
        <script src="21.js">
        </script>
    </head>
    <body onload="load()">
        <label>Tag:<input id="one" type="text" /></label>
        <div id="tag1">
        </div>
        <label>Tag:<textarea id="many" type="text" rows="5" cols="20"></textarea></label>
        <button id="btn">confirm add</button>
        <div id="tag2">
        </div>
    </body>
</html>